[igt-dev] [PATCH i-g-t 20/23] lib/i915/perf: implement report accumulation for new format

[Umesh Nerlige Ramappa]

On Tue, Aug 23, 2022 at 06:30:33PM +0000, Umesh Nerlige Ramappa wrote:
>From: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
>
>Available on XEHPSDV+.
>
>Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa at intel.com>

Thanks,
Umesh
>---
> lib/i915/perf.c | 33 +++++++++++++++++++++++++++++++++
> 1 file changed, 33 insertions(+)
>
>diff --git a/lib/i915/perf.c b/lib/i915/perf.c
>index 2f24cbd8..d004313f 100644
>--- a/lib/i915/perf.c
>+++ b/lib/i915/perf.c
>@@ -676,6 +676,39 @@ void intel_perf_accumulate_reports(struct intel_perf_accumulator *acc,
> 	memset(acc, 0, sizeof(*acc));
>
> 	switch (oa_format) {
>+	case I915_OA_FORMAT_A24u40_A14u32_B8_C8:
>+		accumulate_uint32(start + 1, end + 1, deltas + idx++); /* timestamp */
>+		accumulate_uint32(start + 3, end + 3, deltas + idx++); /* clock */
>+
>+		/* 4x 32bit A0-3 counters... */
>+		for (i = 0; i < 4; i++)
>+			accumulate_uint32(start + 4 + i, end + 4 + i, deltas + idx++);
>+
>+		/* 20x 40bit A4-23 counters... */
>+		for (i = 0; i < 20; i++)
>+			accumulate_uint40(i + 4, start, end, deltas + idx++);
>+
>+		/* 4x 32bit A24-27 counters... */
>+		for (i = 0; i < 4; i++)
>+			accumulate_uint32(start + 28 + i, end + 28 + i, deltas + idx++);
>+
>+		/* 4x 40bit A28-31 counters... */
>+		for (i = 0; i < 4; i++)
>+			accumulate_uint40(i + 28, start, end, deltas + idx++);
>+
>+		/* 5x 32bit A32-36 counters... */
>+		for (i = 0; i < 5; i++)
>+			accumulate_uint32(start + 36 + i, end + 36 + i, deltas + idx++);
>+
>+		/* 1x 32bit A37 counter... */
>+		accumulate_uint32(start + 46, end + 46, deltas + idx++);
>+
>+		/* 8x 32bit B counters + 8x 32bit C counters... */
>+		for (i = 0; i < 16; i++)
>+			accumulate_uint32(start + 48 + i, end + 48 + i, deltas + idx++);
>+		break;
>+
>+	case I915_OAR_FORMAT_A32u40_A4u32_B8_C8:
> 	case I915_OA_FORMAT_A32u40_A4u32_B8_C8:
> 		accumulate_uint32(start + 1, end + 1, deltas + idx++); /* timestamp */
> 		accumulate_uint32(start + 3, end + 3, deltas + idx++); /* clock */
>-- 
>2.25.1
>